1898098 has 8 divisors (see below), whose sum is σ = 2971008. Its totient is φ = 907764.

The previous prime is 1898087. The next prime is 1898107. The reversal of 1898098 is 8908981.

It is a sphenic number, since it is the product of 3 distinct primes.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 20586 + ... + 20677.

It is an arithmetic number, because the mean of its divisors is an integer number (371376).

2^1898098 is an apocalyptic number.

1898098 is a deficient number, since it is larger than the sum of its proper divisors (1072910).

1898098 is a wasteful number, since it uses less digits than its factorization.

1898098 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 41288.

The product of its (nonzero) digits is 41472, while the sum is 43.

The square root of 1898098 is about 1377.7147745452. The cubic root of 1898098 is about 123.8148902952.

The spelling of 1898098 in words is "one million, eight hundred ninety-eight thousand, ninety-eight".